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If your deck is mostly 1- and 2-drops in terms of action, Sol Ring and Arcane Signet just get in your way

Likewise, a creature with haste can attack and tap on the turn it escaped

Angel Indestructible Cards Some of the best indestructible cards related to Angels in MTG

First and foremost, its a sacrifice outlet

Finally, you should also consider what buffs and boosts you have available in your deck

Appa, Aang's Companion Bear's Companion Cartographer's Companion Cathar's Companion Chrome Companion Companion of the Trials Fang, Roku's Companion Garruk's Companion Inchblade Companion Initiate's Companion Mila, Crafty Companion Mowu, Loyal Companion Raptor Companion Searchlight Companion Shu Elite Companions Sojourner's Companion Spirited Companion Sworn Companions Trusty Companion Wei Elite Companions