Flying, vigilance
Other creatures you control are Armies in addition to their other types.
At the beginning of your end step, create a 0/0 white Army creature token, then put a +1/+1 counter on each Army you control.

Target player reveals their hand. You choose a nonland card from it or a card from their graveyard. Exile that card. You lose 1 life.

Trample
Whenever a creature you control attacks alone, put four +1/+1 counters on it.

Ward {2}
Whenever one or more nontoken creatures you control leave the battlefield without dying, create a 1/1 blue Ninja creature token with “This creature can't be blocked by creatures with greater power.”

Menace, lifelink
Whenever a tapped creature you control dies, draw a card.

Whenever you cast a spell, if mana from an artifact source was spent to cast it, you may copy that spell, and you may choose new targets for the copy. Do this only once each turn.

Whenever a player attacks with two or more creatures, create a Treasure token.
Whenever a player casts their second spell each turn, create a 1/1 colorless Cyborg artifact creature token.
Cybersoul {7}{W}{B}

Create a token that's a copy of target creature you control, except it's a 1/1. When you do, pay for and choose any number.
+{C} — That token becomes a copy of a different target creature.
+{W} — You gain life equal to the number of creatures you control.
+{B} — Each player sacrifices a creature.

Look at the top three cards of your library. Put one into your hand and the rest into your graveyard.
Flashback—{B}, Discard a card.

Enchant creature
Enchanted creature gets +2/+0 and has “Attacking creatures you control get +1/+0.”
Wander {2}{R}

Whenever you cast a spell that targets Alranta Patrol, create a 1/1 white Human creature token. If Alranta Patrol is attacking, that token enters tapped and attacking.

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.

Trample
{T}, Pay 1 life: Add {C}.
Whenever Alranta Unleashed deals combat damage to a player, untap each Ruin you control. They become creatures in addition to their other types until the end of your next turn.
Spellcharge 6

{T}: Add {C}.
Whenever a creature you control entering the battlefield causes an ability of that creature to trigger, you may sacrifice Alranta, the Lofty Capital. If you do, return that creature to its owner's hand.

Flying
Whenever one or more artifacts an opponent controls enter, that player sacrifices them unless they pay {1}.
Nonbasic lands your opponents control enter tapped.

Flying
When Alrantan Skywatch enters, create a 1/1 white Human creature token and draw a card.

When Alrantan Visionary enters, reveal the top three cards of your library. Put a noncreature permanent card from among them into your hand and the rest into your graveyard.
{T}: Add one mana of any color.
Wander {4}{G}{G}

Favored
Whenever your Champion attacks, tap target creature.

As an additional cost to cast this spell, tap four untapped artifacts and/or lands you control.
{T}: Each opponent loses 1 life and you gain 1 life.
Tap four untapped artifacts and/or lands you control: Untap Altar of Chrome.

Amity — Whenever you attack with Amateur Tamer and exactly one other creature, put a +1/+1 counter on target creature.

Once each turn, when you activate a nonmana ability, you may put a counter on Amber that it doesn't already have from among +1/+1, first strike, haste, lifelink, menace, and vigilance.
{R}, {T}: You may discard a card. If you do, draw a card.

Flying
Level up {3}{W}{W}
[level 1-2] Flying
[level 3+] Flying

Whenever a nontoken creature you control enters, surveil 1.
{G}, Exile this enchantment: Return target card from your graveyard to your hand. Activate only as a sorcery.

Vigilance, reach, trample, ward {3}
Ancient Cloudgrazer enters with X +1/+1 counters on it.

Whenever Ancient Conscriptor becomes spellcharged, gain control of target creature you don't control until end of turn. Untap it. It gains haste until end of turn.
Spellcharge 4