Fleet Swallower is a great creature you can include in your deck that's a big hitter in both the damage columns and mill
If there are no legal targets available for the first two modes, you must choose the last mode
Pokmon usually take damage from being attacked by your opponent's Pokmon, but they might also suffer damage from the Poisoned status, or even from their own attack

Slaking V #58Ultra Rare $0.65 Sylveon #35Holo Rare $0.76 Venusaur #3Holo Rare $1.01 Radiant Charizard #11Radiant Rare $19.43 Xatu #33Uncommon $0.12 Zapdos #29Holo Rare $0.33 Dragonite VSTAR #50Ultra Rare $3.89 Alolan Raticate #42Common $0.20 Numel #13Common $0.17 Lunatone #34Uncommon $0.14 Roaring Skies Theme Deck - "Aurora Blast" [Articuno] Legendary Battle Decks [Articuno] Legendary Birds Pin 3 Pack Blister [Articuno Pin] Enhanced 2-Pack Blister Pack [Galarian Articuno, Galarian Zapdos, & Galarian Moltres] $38.42 Enhanced 2-Pack Blister Pack [Articuno, Zapdos, & Moltres] $29.57 2-Pack Blister Pack [Team Rocket's Articuno, Zapdos & Tyranitar] $21.99 Chilling Reign 2 Pack Blister [Galarian Zapdos V, Articuno V, Moltres V] $40.16 Crown Zenith Tin [Galarian Articuno] $133.88 Articuno #2Holo Rare $55.79 Articuno #1Holo Rare $42.76 Articuno #27Holo Rare $9.45 Articuno #32Holo Rare $5.44 Articuno #25Holo Rare $35.85 Articuno #32Holo Rare $3.56 Articuno #36Holo Rare $0.33 Articuno #144Rare $0.43 Articuno #9Classic Collection $11.71 Articuno #18Uncommon $0.10

remember, itll be better if you prepare yourself in the first two turns , and itll be perfect if you have everything you need in the first turn