MTG

Flying {2}: Steel Hellkite gets +1/+0 until end of turn. {X}: Destroy each nonland permanent with mana value X whose controller was dealt combat da...

When Khalni Gem enters the battlefield, return two lands you control to their owner's hand. {T}: Add two mana of any one color.

Whenever a player casts a black spell, you may gain 1 life.

Flying

{3}, {T}, Sacrifice Gem of Becoming: Search your library for an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into y...

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When Crumbling Colossus attacks, sacrifice it ...

Whenever a player casts a black spell, you may gain 1 life.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: D...

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

{U}: Untap Soliton.

Chimeric Mass enters the battlefield with X charge counters on it. {1}: Until end of turn, Chimeric Mass becomes a Construct artifact creature wit...

Whenever a permanent becomes untapped, that permanent's controller mills a card.

Metalcraft — Snapsail Glider has flying as long as you control three or more artifacts.

{3}, {T}: Tap target creature. Gain control of that creature instead if you control artifacts named Scepter of Empires and Throne of Empires.

When Cathodion dies, add {C}{C}{C}.

Door to Nothingness enters the battlefield tapped. {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice Door to Nothingness: Target player loses the game.

{1}, {T}: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any ...

Equipped creature has double strike. Whenever equipped creature attacks, you may have target creature block it this turn if able. Equip {4}

Whenever equipped creature deals combat damage to a player, you may draw two cards. If you do, discard a card. Equip {1} ({1}: Attach to target cre...

Flying Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with mana value equal to the number of cha...

{T}: Add {U}.

Whenever equipped creature attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Equip {...