In that case, theres no attack stronger than Explosion, usable by the likes of Weezing and Voltorb, which does a massive 250 damage with the small downside of immediate death
Like most Pokmon cards, the value of Rattata depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Boundaries Crossed)
Combining with cards like Dolmen Gate will make attacking and getting triggers easier for all your cards
I'd lead with Zellix on turn three and then the Hermit the next turn once you can tap it
3 - Prerelease Raichu This little guy shouldn't even exist, but it does, and it's worth a bomb
For five mana, you get to wrath