Each player reveals their hand, then you choose a nonland card type. Each player discards all cards of the chosen type, then draws a card for each card they discarded this way.
Draw a card.

Enchant land
When International Development enters, make a pledge.
Enchanted land has “{T}: Add two mana of different colors.”

Interrogation Chamber enters tapped.
{T}: Add {U} or {B}.
{4}: Make a pledge. Activate only as a sorcery.

Whenever a creature you control attacks alone, it fights up to one target creature defending player controls.

Enchant creature
Whenever enchanted creature attacks, create a Treasure token.
If enchanted creature would die, instead sacrifice Invest and return that creature to its owner's hand.

Favored
Legendary permanents you control have haste and “Ward—Pay 3 life.”

Trample
Whenever Iron Steambreaker attacks, put a +1/+1 counter on it.

Whenever you cast an instant or sorcery spell, Ironcliff Blaster gets +1/+1 and gains first strike until end of turn.

Target player exiles two permanents they control with different mana values.

Haste
Whenever Jens Slopeskidder or a land you control enters, put a +1/+1 counter on target creature you control.
Wander—{1}{G}, Return a land you control to its owner's hand.

{X}{R}: Jorgen gets +X/+0 until end of turn.
When Jorgen leaves the battlefield, he deals damage equal to his power to target opponent or planeswalker.
Wander {1}{R}

Whenever a land you control enters, if it doesn't share a name with any other lands you control, create a 1/1 red and green Elemental creature token.

Equipped creature gets +2/+1.
Equip {VP}{VP}

Create a 1/2 green Spider creature token with reach for each color of mana spent to cast this spell.

As Karda's Legacy enters, choose Iroas or Mogis.
• Iroas — Whenever you attack, create a 2/1 red Soldier creature token that's tapped and attacking.
• Mogis — Whenever a nontoken creature you control enters or dies, Karda's Legacy deals 1 damage to each opponent.

Vigilance, reach, trample
Ward—Sacrifice a noncreature permanent.

Choose one. If your devotion to green is three or greater, you may choose another. The same is true for devotion to red.
• Put two +1/+1 counters on target creature.
• Target creature you control fights target creature you don't control.
• Klothys's Judgment deals 3 damage to target player.

Indestructible
As long as your devotion to red and green is less than seven, Klothys isn't a creature.
Whenever a creature you control becomes the target of a spell or ability you control, that creature gets +2/+2 and gains trample and haste until end of turn. This ability triggers only once for each creature each turn.

Koios, Spear of Karda enters with a number of additional loyalty counters on him equal to your devotion to red.
[+1]: Exile the top three cards of your library. You may cast one of them.
[–3]: Koios deals damage to any nonplayer target equal to your devotion to red.
[–X]: Choose up to X target creatures with total mana value X or less. For each creature chosen this way, create a token that's a copy of it, except it has haste. Sacrifice those tokens at the beginning of the next end step.

At the beginning of your upkeep, remove all counters from La Bete du Harnelle, then put two different counters of your choice not removed this way from among deathtouch, reach, vigilance, trample, or hexproof on it.

Favored
Whenever your Champion attacks, creatures you control get +2/+2 until end of turn.

Vigilance, trample
As long as there are five or more instant and/or sorcery cards in your graveyard, Lagoroth, Century's Apex has haste and ward {5}.
As long as there are ten or more instant and/or sorcery cards in your graveyard, Lagoroth gets +10/+10.

Equipped creature gets +3/+1.
Whenever a Ruin you control becomes spellcharged, you may attach Landmark Blade to it.
Equip {3}

Landscape Artist gets +2/+2 as long as you control four or more lands with different names.
{2}{G}, {T}, Discard a card, Sacrifice a land: Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.