mtg.wtf

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

Whenever Ragavan, Nimble Pilferer deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card.
Dash {1}{R}

Destroy target creature if it has mana value 2 or less.
Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.

Unholy Heat deals 2 damage to target creature or planeswalker.
Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

As an additional cost to cast this spell, sacrifice a creature.
Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.

[+2]: Ugin, the Spirit Dragon deals 3 damage to any target.
[–X]: Exile each permanent with mana value X or less that's one or more colors.
[–10]: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.