It can be used at instant speed and circumvents most counterspells or stax pieces because you are not casting the cards
Once we had Priest of Titania creatures, it seemed natural to have Priest of Titania spells: (Wirewood Pride, for example was called "Giant Growth of Titania" in design.) The one-shot spells then led to permanents that trigger a tribal effect: Its interesting to note that Elvish Guidance got created because we wanted to find some way to get the Priest of Titanias effect into the set
Whether you just want to slot this as a value piece in case an opponent is trying to run away with the game by being a little too greedy with their card draw, or you want to make this part of your main strategy with commanders like Sheoldred, the Apocalypse or Nekusar, the Mindrazer , Orcish Bowmasters is going to shoot a lot of damage around the able
[11] When old mechanics were revisited in the Time Spiral block, banding was left out for this same reason
This ability can really hamper the early games plans of anyone or a number of players use of mana rocks, and even though they get to choose, I still think this is better than getting three squirrels
Bant (green/white/blue) is the best color for drawing cards, and Deep Clue Sea takes advantage of the various support cards released over the years