Hound of Tindalos

Instant Action: Normal summon this into your attack zone.

[TD] "Relentless Predator": Choose 1 enemy unit of level 1 or less and add it underneath this as a charge. When this leaves play, your opponent gains control of that same unit.

If you're playing an Endbringer card from your hand, you may remove this card in your graveyard from the game. If you do, the card you're playing costs 1 less to play.