Aven Trooper

1U, Discard a card: Draw a card. 1U, Sacrifice this enchantment: Draw a card.

Mill seven cards. At the beginning of the next end step, exile seven cards from your graveyard.

Flying, first strike

Destroy all enchantments. Threshold — If there are seven or more cards in your graveyard, instead destroy all enchantments, then return all cards in your graveyard destroyed this way to the battlefield.

If any source would deal 1 or more damage to a permanent or player this turn, it deals 2 damage to that permanent or player instead. Draw a card.

Enchant creature As this Aura enters, choose a color. Enchanted creature has protection from the chosen color. This effect doesn't remove this Aura. Sacrifice this Aura: Target creature gains protection from the chosen color until end of turn.

Destroy target enchantment. Madness W (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Enchant green or white creature Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you discard a card."