Bolt Boi

Haste
When Bolt Boi enters the battlefield sacrifice X artifacts, where X is the amount of mana spent to
cast Bolt Boi. For each artifact sacrificed this way
add {r} to your mana pool and draw a card.
Whenever Bolt Boi deals damage to a player you
may reveal a red instant from your hand and cast
a copy of it without paying it's mana cost.