Alranta Portalmage can't be blocked as long as a creature you control entered this turn.
If a creature you control entering the battlefield would cause an ability of a permanent you control to trigger, that ability triggers an additional time.

Flash
When Benthalos of Land and Sea enters, you may pay {X}. When you do, create a token that's a copy of target white or blue enchantment you control with mana value X or less.

Bioengineered Opus enters with three +1/+1 counters, a lifelink counter, and a vigilance counter on it.
When Bioengineered Opus dies, for each creature you control, you may move a counter from Bioengineered Opus onto that creature.

Vigilance
Whenever Builder of Monuments attacks, put a build counter on it. Then you may search your library for an artifact or enchantment card with mana value less than or equal to the number of build counters on Builder of Monuments, put that card onto the battlefield, then shuffle.

Vigilance
Once each turn, if you would put one or more counters on a creature you control, you may put that many of each of those kinds of counters on each creature you control instead.

{W}, Exile an artifact or enchantment card from your graveyard: You gain 3 life.
{2}{U}, Exile an instant or sorcery card from your graveyard: Draw a card.
{4}{B}, Exile a creature or planeswalker card from your graveyard: Create a tapped 0/0 colorless Robot artifact creature token with three +1/+1 counters on it.

{W}: Charismatic Chameleon gains lifelink until end of turn.
{1}{R}: Charismatic Chameleon gets +1/+1 until end of turn.
{2}{U}: Charismatic Chameleon can't be blocked this turn.

Creatures you control have ward {2}.
[+1]: Scry 2. You may put a loyalty counter on another planeswalker you control.
[–1]: Create a 0/0 white Army creature token, then put a +1/+1 counter on each Army you control.
[–6]: Exile target nonland permanent.

When Codename: Spyder enters, mill three cards.
Whenever one or more cards are put into your graveyard from your library, you may return up to one of those cards to your hand. Do this only once each turn.

Exile target creature. Distribute two +1/+1 counters among up to two target creatures you control.

Vigilance
Once each turn, when you activate a nonmana ability, you may copy it. You may choose new targets for the copy.
{1}{U}{R}{W}, {T}: Tap target creature. Echocrafter deals 1 damage to that creature's controller.

Flash
Flying
When Electronegative Specialist enters, choose a number. You and creatures you control gain protection from mana values equal to the chosen number until end of turn.

Choose one. If your devotion to white is three or greater, you may choose another. The same is true for devotion to blue.
• Counter target spell.
• Target player draws a card.
• Target player gains 4 life.

Indestructible
As long as your devotion to white and blue is less than seven, Ephara isn't a creature.
Whenever you cast an enchantment spell, draw a card.

Flying, vigilance
If you would draw a card, you may exile a card from your graveyard instead. When you do, reveal cards from the top of your library until you reveal a card that shares a card type with the exiled card. Put that card into your hand, and the rest on the bottom in a random order.

Genetics Prodigy enters with a +1/+1 counter, a flying counter, and a vigilance counter on it.
Whenever Genetics Prodigy attacks, you may remove a counter from it. If you do, draw a card.

Whenever a creature you control enters, teach it flying if a creature you control has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

When High Senator Talpa enters, choose target opponent. If you control fewer creatures than that player, create a number of 1/1 colorless Soldier creature tokens equal to the difference. If you have fewer cards in hand than that player, draw cards equal to the difference.

Creatures you control that have been a target or the source of a spell or ability you controlled this turn have ward {2}.
Once each turn, when you spend mana to activate an ability, you may gain that much life.
{X}{U}{R}{W}: Idolized Coordinator and another target creature you control each get +X/+X and gain vigilance until end of turn.

Choose one —
• Counter target spell unless its controller pays {3}.
• You gain 3 life and draw a card.

{1}, {T}: Target land you control becomes a 4/4 Elemental creature with lifelink, haste, and “When this creature dies, draw a card.” It's still a land. Sacrifice it at the beginning of the next end step.

Creatures you control with counters on them have all activated abilities of other creatures you control with counters on them.
{1}, {T}: Teach target creature vigilance.

Whenever an enchantment you control enters, tap target noncreature permanent.

Enchant creature
Enchanted creature gets +3/+3.
Once each turn, you may cast a spell that targets enchanted creature without paying its mana cost.

Vigilance
Creatures you control with vigilance have “{W}{U}, {T}: Draw a card. Activate this ability only if this creature attacked this turn.”