Rednaxela, Ape of Knowledge

{2}: Exile an instant or sorcery spell from your graveyard: Put a wisdom counter on Rednaxela, Ape of Knowledge.
Instant and sorcery spells cost {1} less to cast for each wisdom counter on Rednaxela.
At the beginning of your upkeep Rednaxela deals damage to you equal to the number of wisdom counters on it.