Peak Acceleration

Search your deck for up to 2 Basic Energy cards and attach them to your Future Pokémon in any way you like. Then, shuffle your deck.

Sparking Strike

This seems to be the Iron Serpent mentioned in an old book. The Iron Serpent is said to have turned the land to ash with its lightning.

Cosmos Holo Stellar Crown Checklane Blister exclusive 

Non Holo Temporal Forces Build & Battle Box Exclusive

Non-Holo Play! Pokémon Prize Pack Series Five

Cosmos Holo "Temporal Forces" Stamp Best Buy Exclusive (USA & Canada)