Mist Valley Thunder Lord

Synchro Monster · Thunder · WIND · ★7

ATK 2600/DEF 2400

“1 Tuner + 1 or more non-Tuner "Mist Valley" monsters Once per turn, you can select 1 card you control. Return it to the hand, and this card gains 500 ATK until the End Phase. This effect can be activated during either player's turn.”