Aaron, Mage Prodigy

Hexproof
At the beginning of your upkeep, if you control
both Aaron, Mage Prodigy and Iselgrad, Sage Familiar, add {u}{r} to your mana pool. Until
end of turn, you don't lose this mana as steps and
phases end.
{5},{t}: Draw a card. Aaron, Mage Prodigy deals 2 damage to any target.