When assessing how aggressive or defensive your deck should be, think about your deck's overall strategy
Playmaker quickly Summoned several powerful monsters and attempted to end the Duel there and then, but Gore easily stopped their attacks
With Misty, if you manage to get at least two heads in the coin toss (high roll), you can start spamming Blizzard from Round 2 and destroy your opponent before they even get a chance to set up
Its Set Up ability, which allows players to draw up to six cards into their hand when Shaymin is played from the player's hand to their bench, is ridiculously useful and can really help to turn the tide in a tight battle
On your turn, activate it
It might have been a fitting tribute to Tolkiens fable, but Mr