Pioneer

Walking Ballista enters the battlefield with X +1/+1 counters on it. {4}: Put a +1/+1 counter on Walking Ballista. Remove a +1/+1 counter from Walk...

Destroy all creatures with toughness 4 or greater.

Whenever Aethergeode Miner attacks, you get {E}{E} (two energy counters). Pay {E}{E}: Exile Aethergeode Miner, then return it to the battlefield u...

When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put t...

You may cast creature spells as though they had flash. [+1]: Until your next turn, up to one target creature gains vigilance and reach. [-2]: Loo...

Enchantment spells you cast cost {1} less to cast. Whenever you cast an enchantment spell, you gain 1 life.

You may cast creature spells as though they had flash. [+1]: Until your next turn, up to one target creature gains vigilance and reach. [-2]: Loo...

At the beginning of your upkeep, look at the top card of your library. If it's a land card, you may put it onto the battlefield.

Defender, hexproof {T}: Add one mana of any color.

Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn. Untap those creatures. Whenever you cast a noncreature sp...

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

This spell can't be countered. Creature spells you control can't be countered.

Search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle. You gain 7 life.

{U}, {T}: Draw two cards. {R}, {T}, Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card's mana value.

Morph {3}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Master of Pearls is...

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn...

Your life total becomes equal to your starting life total. Lands you control don't untap during your next untap step.

Flying, lifelink Creatures entering the battlefield or dying don't cause abilities to trigger.

First strike (This creature deals combat damage before creatures without first strike.) Lifelink (Damage dealt by this creature also causes you to...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy all lands. II, III — Each player returns two l...

When Rest in Peace enters the battlefield, exile all graveyards. If a card or token would be put into a graveyard from anywhere, exile it instead.

Destroy all nonwhite creatures.

Counter target spell. Ionize deals 2 damage to that spell's controller.

If Leyline of Abundance is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an ad...