Whenever Spitting Slug blocks or becomes blocked, you may pay {1}{G}. If you do, Spitting Slug gains first strike until end of turn. Otherwise, each creature blocking or blocked by Spitting Slug gains first strike until end of turn.
Near Mint - $3.100
Lightly Played - $2.500
Moderately Played - $2.200
Heavily Played - $1.900
Damaged - $1.600
Near Mint Spanish - $3.100
Lightly Played Spanish - $2.500
Moderately Played Spanish - $2.200
Heavily Played Spanish - $1.900
Damaged Spanish - $1.600