Pokémon/Attack chart
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< Pokémon
Key
Θ = Super Effective (x2)
O = Normal Attack (x1)
∆ = Poor (x0.5)
X = None (x0)
Note that Pokémon with duplicated types are weak or strong respectivly.
For example, Dragonite, which is flying/dragon type, is 4x weak against ice type.