Mareep (75/105) [Neo Destiny Unlimited] 48 you can activate 1 of

you can activate 1 of these effects: •Target 1 Spell/Trap Card on the field

If this face-up Fusion Summoned card in its owner's control leaves the field because of an opponent's card effect: You can Special Summon 1 "Ultimate Ancient Gear Golem" from your Extra Deck

After this card resolves

and all cards they draw until the en of their 3rd turn after this card's activation

and was in face-up Attack Position at the start of the Damage Step: Inflict damage to your opponent equal to the attacking monster's ATK

Mareep (75/105) [Neo Destiny Unlimited] 48 you can activate 1 ofSet: Neo Destiny Unlimited Type: Lightning Rarity: Common Retreat cost: Colorless