Mercadian Masques

At the beginning of each player's upkeep, that player may put a +1/+1 counter on target creature of their choice.

Volcanic Wind deals X damage divided as you choose among any number of target creatures, where X is the number of creatures on the battlefield as y...

Creatures played by your opponents enter the battlefield tapped.

{X}{B}, {T}, Discard a card: Target creature gets +X/+0 until end of turn.

You may return three Islands you control to their owner's hand rather than pay this spell's mana cost. Counter target spell.

Until end of turn, all creatures gain "{T}: Tap target creature."

If an opponent controls a Mountain and you control an Island, you may cast this spell without paying its mana cost. Flying

Tap an untapped creature you control: Kyren Negotiations deals 1 damage to target player or planeswalker.

{B}: Put target creature card from your graveyard on top of your library.

Enchant creature Enchanted creature has vigilance. Sacrifice Stamina: Regenerate enchanted creature.

Whenever a player casts a green or white spell, that player discards a card.

Choose target creature. At this turn's next end of combat, destroy all creatures that blocked or were blocked by it this turn.

When Hired Giant enters the battlefield, each other player may search their library for a land card and put that card onto the battlefield. Then ea...

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) {4}, {T}: Search your library for a Mercenary permanent...

Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.

{U}: Mill a card. If a land card was milled this way, Saprazzan Breaker can't be blocked this turn.

{2}: Target creature gains flying until end of turn. Any player may activate this ability.

When Rishadan Footpad enters the battlefield, each opponent sacrifices a permanent unless they pay {2}.

Flying When Indentured Djinn enters the battlefield, each other player may draw up to three cards.

Red creature spells and green creature spells cost {1} more to cast.

When Glowing Anemone enters the battlefield, you may return target land to its owner's hand.

Enchant creature When enchanted creature dies, return that card to the battlefield under your control.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."