Whenever you draw a card, put a +1/+1 counter on Chasm Skulker. When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)
NM-Mint - $2.10
Lightly Played - $2.00
Moderately Played - $1.90
Heavily Played - $1.70
Damaged - $1.40
NM-Mint Non English - $2.10
Lightly Played Non English - $2.00
Moderately Played Non English - $1.90
Heavily Played Non English - $1.70
Damaged Non English - $1.40