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.

Put a defender counter on each creature.

Deathtouch
Cybersoul {4}{B}

When Iris Cultist enters, you lose 1 life.
Cybersoul {4}{B}

Deathtouch
When this creature transforms into Iris Flayer, target player draws a card and loses 1 life.

Target player exiles a creature they control and the top card of their library. When they exile cards this way, pay for and choose any number.
+{B} — Each player exiles a card from their hand.
+{W} — Exile any player's graveyard. You gain 1 life for each card type among cards exiled this turn.
+{C} — Each opponent loses 1 life for each card type among cards exiled this turn.

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.

Flying
Discard a card: Put a +1/+1 counter on Jetstream Cruiser. Activate only once each 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.

Flash
When Lauded Orator enters, target creature gets +0/+2 until end of turn.

Target creature gets +3/+3 and is a Flagbearer in addition to its other types until end of turn. Then if there are six or more creature types among creatures you control, draw a card.

Solidarity
At the beginning of combat on your turn, target creature you control gets +2/+2, gains indestructible, and becomes an Avatar in addition to its other types until end of turn.

Whenever Leyline Leecher attacks, you may pay {1}. If you do, integrate target card from a graveyard.
Leyline Leecher gets +1/+0 and has flying as long as an instant or sorcery card is integrated onto it.

{T}, Sacrifice Leyshard: Draw a card. Add one mana of any type.

When Leyspark Wielder enters, if you cast it, add {G}{U}{R}. Spend this mana only to cast instant or sorcery spells.
Whenever you cast an instant or sorcery spell, target creature gets +1/+1 and gains trample and haste until end of turn.

At the beginning of your end step, you gain 1 life. Then if it's your first turn of the game or you discarded a card named Leystone of Being this turn, create an X/X white Avatar creature token, where X is the difference between your life total and your starting life total.
Cycling {W}

At the beginning of your end step, scry 1. Then if it's your first turn of the game or you discarded a card named Leystone of Depths this turn, draw a card.
Cycling {U}

At the beginning of your end step, untap another permanent. Then if it's your first turn of the game or you discarded a card named Leystone of Growth this turn, put a growth counter on that permanent. It gains “{T}: Add one mana of any type.”
Cycling {G}

At the beginning of your end step, each player mills two cards. Then if it's your first turn of the game or you discarded a card named Leystone of Ruin this turn, target opponent mills four cards.
Cycling {B}

At the beginning of your end step, Leystone of Storms deals 1 damage to each opponent. Then if it's your first turn of the game or you discarded a card named Leystone of Storms this turn, Leystone of Storms deals 1 damage to any target.
Cycling {R}

Whenever you cast an instant spell, up to one target creature gets +2/+2 until end of turn.
Whenever you cast a sorcery spell, reveal the top card of your library. If its mana value is less than the greatest power among creatures you control, put it into your hand.

Whenever Lithe Stalker or another artifact you control enters, artifact creatures you control gain first strike until end of turn.

Solidarity
Londel Sharpshot can't be blocked by creatures with power 2 or less.

Whenever this creature transforms into Lone Switchblade or another permanent you control transforms, each opponent loses 1 life and you gain 1 life.