From Father to Son  2X2 Whenever you cast a spell

Whenever you cast a spell that targets Gnarlback Rhino

whenever a creature you control dies this turn

If you control a creature with flying

Embodiment of Agonies enters the battlefield with a +1/+1 counter on it for each different mana cost among nonland cards in your graveyard

From Father to Son  2X2 Whenever you cast a spellSorcery Search your library for a Vehicle card, reveal it, and put it into your hand. If this spell was cast from a graveyard, put that card onto the battlefield instead. Then shuffle. Flashback {4}{W}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.) Illustrated by Jeremy Chong