Venedrisk, Strategist

Flying
Dragons you control have +2/+2 for every Kraken
and Leviathan you control. Wurms you control
have +2/+2 for every Dragon you contol. Krakens
and Leviathans you control have +2/+2 for every
Wurm you control.
If you control at least 3 Dragons, 3 Wurms, and 3 Krakens/Leviathans, all these creatures types have Haste, Islandwalk, and Trample.