Takahashi, Soul Gatherer

When Takahashi enters the battlefield sacrifice it
unless it escaped.
When Takahashi enters the battlefield, each player
puts the top card of their library into their graveyard.
You may cast a creature card from a graveyard, and
you may spend mana as though it were mana of any
color to cast it. It gains haste until end of turn. Exile
it at the beginning of your next upkeep.
Escape—{3}{u}{b}, Exile four other cards from your
graveyard.