Echoing Echo [Unknown Event] Desert then you may return a

then you may return a creature card with mana value 2 or less from your graveyard to the battlefield

Set: March of the Machine Commander Type: Artifact Creature — Phyrexian Construct Rarity: Rare Cost: {3}{W} When Filigree Vector enters the battlefield

there is an additional upkeep step

Set: Secret Lair Drop Series Type: Legendary Creature — Tiefling Druid Rarity: Rare Cost: {3}{G} Vigilance

When Subtlety enters the battlefield

Echoing Echo [Unknown Event] Desert then you may return aSet: Unknown Event Type: Sorcery Rarity: Common Cost: {W} Target creature and all creatures that share a name with that creature gain echo 3 until the end of your next turn. (At the beginning of the upkeep of each of those creature's controllers, if that creature came under its owner's control since the beginning of their last upkeep, they sacrifice it unless they pay its echo cost.