Sin, Spira's Punishment Squall, SeeD Mercenary These Through the Ages cards are also worth splashing: Winota, Joiner of Forces Bruse Tarl, Boorish Herder Kenrith, the Returned King Kraum, Ludevic's Opus Muldrotha, the Gravetide Mythics As with rares, the mythics youll want to splash are basically just bombs
Quick Draw also has a lot of solid reprints, especially cards like Veyran, Voice of Duality, Bloodthirsty Adversary, Rousing Refrain, Pongify, Winged Boots, and Shark Typhoon
Wolfbitten Captive Low cost creatures are always going to be the most important part of a tribal deck
Even if your Hydroid Krasis dies, or all your other creatures too, the burst of cards you get from Hydroid Krasis usually means youre going to have a great turn after you get all your stuff blown up
FromTheShire: Coming down early and auto-equipping later is solid if not exciting
At best, Chart a Course is a better Nights Whisper, as you dont lose two life for having the ability to draw two cards for two mana and the only extra price is being able to attack with a creature