Sundial of the Infinite [Magic 2012] Common during either player's turn: You

during either player's turn: You can target 1 face-up monster on the field

you can send this card from the field to the Graveyard to select up to 2 "Infernity" monster in your Graveyard and Special Summon them

500) to have the monster it's battling lose that much ATK and DEF

This card gains 1000 ATK for each "Forbidden One" monster in your Graveyard

then shuffles the rest into their library

Sundial of the Infinite [Magic 2012] Common during either player's turn: YouSet: Magic 2012 Type: Artifact Rarity: Rare Cost: {2} {1}, {T}: End the turn. Activate only during your turn. (Exile all spells and abilities from the stack. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)