Ice mecha = Rock. Seems legit.
RD/KP05-JP013 Ice Age Catapult
Rock/Effect, WATER, Lv 7, ATK 2400, DEF 1600
{Requirement} If this card was Normal Summoned this turn, shuffle 1 monster (WATER) from your Graveyard into the Deck.
{Effect} Choose 1 Spell/Trap Card your opponent controls and return it to the hand. Then, you can choose 1 face-up monster your opponent controls and it loses 600 ATK/DEF until the end of this turn.
