Song of Freyalise 

Enchantment — Saga
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — Until your next turn, creatures you control gain "{T}: Add one mana of any color."
III — Put a +1/+1 counter on each creature you control. Those creatures gain vigilance, trample, and indestructible until end of turn.
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Cards that do something similar expected a card that isn't here?
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Now for Wrath, Now for Ruin! 100%
$0.14#12470
"Put a +1/+1 counter on each creature you control. They gain vigilance until end of turn. The Ring tempts you."
Gideon's Battle Cry 99%
$0.13#23393
"Put a +1/+1 counter on each creature you control. You may search your library and/or graveyard for a card named Gideon, the Oathsworn, reveal it, and put it into your hand. If you search your library this way, shuffle."
Pledge of Unity 97%
$0.32#8254
"Put a +1/+1 counter on each creature you control. You gain 1 life for each creature you control."
Wild Onslaught 95%
$0.09#19533
"Put a +1/+1 counter on each creature you control. If this spell was kicked, put two +1/+1 counters on each creature you control instead."
Tempt with Glory 89%
$0.35#16353
"Put a +1/+1 counter on each creature you control. Each opponent may put a +1/+1 counter on each creature they control. For each opponent who does, put a +1/+1 counter on each creature you control."