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'Discard a card at random: This creature gets +1/+0 and gains first strike until end of turn.
'As long as it's your turn and you control four or more Mountains, this creature gets +X/+0, where X is the number of Mountains you control.
'Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures. They gain first strike until end of turn. After this phase, there is an...