Flip 2 coins. For each heads, search your deck for an Evolution Pokémon, reveal it, and put it into your hand. Then, shuffle your deck.
You may play as many Item cards as you like during your turn (before your attack).

Timer Ball
Sun & Moon 134 · Trainer · Item
StandardNot legal
Regulation marknone
RarityUncommon
Standard uses regulation marks H and later, plus identical reprints of legal cards.
Released February 3, 2017.
Buy this card: TCGplayer · eBay · Cardmarket (EU)
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Build with this card
The Pokémon deck builder checks every deck against the Standard rules, and Genny can build one around Timer Ball.
Open the deck builder