At the time it was worded as a triggered effect ( when this creature deals damage, its controller gains that much life), but it has since been reworked into a static effect (damage dealt by this creature also causes its controller to gain that much life)
On the Trail and Summer Bloom let you convert your cards to victory faster than your opponents, at least so you hope, and then you pack all the protection spells you can cram into the 99
A Goblin Tribal Token deck full of creatures to swarm the battlefield under the command of Krenko, Mob Boss, who doubles the size of the army each turn
Flash is a great keyword, so why not give it to all your spells
This alone is not bad at all for MTG 's Commander format, be it casual or competitive, as Blue comes with a lot of good tools to counter opponents' spells, draw cards, and generally control the battlefield
That's a great title for any article dealing with the importance of working on the mana base of your deck from lands to ramp