Crimson Puritan

Haste
{r}: Crimson Puritan deals 1 damage to target player
or planeswalker.
{r}{r}{r}, {t}: Gain control of target creature an
opponent controls until end of turn. Untap it and
put a haste counter on it.
{r}{r}{r}{r}{r}{r}, {t}: Add 7 {r}, then exile the top 7
cards of your library. You may cast those spells
this turn by placing a stun counter on Crimson
Puritan in addition to their mana cost.