Vafthruthnir, Who Dared Odin (ATD-002 MR) [Antechamber of the Ten Dimensions]

Prevent all damage that would be dealt by non-light sources. [Rest] or WW, discard a light card: Draw two cards. Put X [+100/+100] counters on this card, where X is the highest total cost among entities you control. [Force Resonance] "Faith" - "Mythic" Drain Call of Valhalla (3) (If this card would be destroyed, expel it instead. If you do, search your deck for a Valkyrie card with total cost 3 or less and play it without paying its cost, then shuffle your deck.) - When this card is put into your graveyard from your deck by an automatic ability of a J-ruler >>> Put it into the field with seven [-100/-100] counters on it.