Conflux

Flying When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

{W}{U}{B}{R}{G}: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate this ability only ...

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefi...

When Sedraxis Alchemist enters the battlefield, if you control a blue permanent, return target nonland permanent to its owner's hand.

Whenever an opponent draws a card, if you control a red permanent, you may have Kederekt Parasite deal 1 damage to that player.

Flying When Sphinx Summoner enters the battlefield, you may search your library for an artifact creature card, reveal it, put it into your hand, th...

Counter target noncreature spell. Its controller loses 2 life.

Protection from green

Whenever an opponent draws a card, if you control a red permanent, you may have Kederekt Parasite deal 1 damage to that player.

Whenever Infectious Horror attacks, each opponent loses 2 life.

Whenever another artifact enters the battlefield under your control or another artifact you control leaves the battlefield, you may pay {1}. If you...

Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a nonland card from your hand without paying its mana cost.

Trample When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Domain — Target creature gets -1/-1 until end of turn for each basic land type among lands you control.

[+3]: Destroy target noncreature permanent. [-2]: Gain control of target creature. [-9]: Nicol Bolas, Planeswalker deals 7 damage to target playe...

Flying When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then sh...

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library in...

Trample When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library ins...

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefi...

Target player loses 4 life and you gain 4 life. Basic landcycling {1}{B} ({1}{B}, Discard this card: Search your library for a basic land card, rev...

Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.