Reveal cards from the top of your library until you reveal a nonland card, then put all cards revealed this way into your hand.

Destroy target artifact or creature. It can't be regenerated.

Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.)
Target player mills half their library, rounded down.

(: Add .)

This land enters tapped unless you control two or more other lands.
: Add or .

Affinity for Slivers (This spell costs less to cast for each Sliver you control.)
Slivers you control have double strike and haste.
At the beginning of your upkeep, create two 1/1 colorless Sliver creature tokens.

Draw three cards, then put two cards from your hand on top of your library in any order.

If a basic land you control is tapped for mana, it produces mana of a color of your choice instead of any other type.

Enchant creature
Enchanted creature has base power and toughness 9/10 and has indestructible.

Lifelink
Whenever another creature dies, put a +1/+1 counter on Thanos.

(: Add .)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and no matter when it came under your control.)
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and no matter when it came under your control.)
Equip (: Attach to target creature you control. Equip only as a sorcery.)

( can be paid with either or .)
Other green creatures you control get +1/+1.
Other white creatures you control get +1/+1.
If a spell or ability an opponent controls causes you to discard this card, put it onto the battlefield instead of putting it into your graveyard.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Whenever this creature becomes tapped, it deals 1 damage to any target.

: Tap target creature without flying.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and no matter when it came under your control.)
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Flying, soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)
As long as Breathkeeper Seraph is paired with another creature, each of those creatures has "When this creature dies, you may return it to the battlefield under its owner's control at the beginning of your next upkeep."

Creatures you control have base power and toughness 6/6 and are Oozes in addition to their other types.
Whenever an opponent casts a spell, if it's not their turn, you create a 3/3 green Elephant creature token.