Echo Storm 
Sorcery
$0.24 #11800 0.24 8.2 years
When you cast this spell, copy it for each time you've cast your commander from the command zone this game. You may choose new targets for the copies.
Create a token that's a copy of target artifact.
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Cards similar to Echo Storm expected a card that isn't here?
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Empyrial Storm89%
$0.42↑#19039↓0.06↓8.2 years
"When you cast this spell, copy it for each time you've cast your commander from the command zone this game."
Saheeli's Artistry88%
$0.21↓#7456↑0.06↓10.1 years↑
"• Create a token that's a copy of target artifact."
Fury Storm84%
$5.82↑#7462↑0.258.2 years
"When you cast this spell, copy it for each time you've cast your commander from the command zone this game. You may choose new targets for the copies."
Ancestral Communion82%
$0.28↑#15097↓0.200.3 years↓
"When you cast this spell while you control your commander, copy this spell. You may choose a new target for the copy."
Genesis Storm82%
$0.63↑#127830.78↑8.2 years
"When you cast this spell, copy it for each time you've cast your commander from the command zone this game."
March of Progress81%
$1.47↑#5177↑0.12↓3.9 years↓
"Choose target artifact creature you control. For each creature chosen this way, create a token that's a copy of it."
Skull Storm80%
$0.92↑#132650.91↑8.2 years
"When you cast this spell, copy it for each time you've cast your commander from the command zone this game."
Hatut Zeraze Strike Force78%
$0.23↓#17284↓0.45↑0.3 years↓
"When you cast this spell, copy it for each time you've cast your commander from the command zone this game."
Rally the Galadhrim78%
$0.47↑#108450.10↓3.0 years↓
"Create a token that's a copy of target creature you control."
Stolen Identity77%
$0.32↑#4837↑0.1713.7 years↑
"Create a token that's a copy of target artifact or creature."
+1 more matching line
Relm's Sketching74%
$0.28↑#3916↑0.171.4 years↓
"Create a token that's a copy of target artifact, creature, or land."
Astral Steel72%
$0.10↓#18548↓0.2823.4 years↑
"Storm When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies."
Replication Technique72%
$0.22↓#4275↑0.235.5 years↓
"Create a token that's a copy of target permanent you control."
Oltec Matterweaver72%
$0.90↑#3747↑0.252.5 years↓
"• Create a token that's a copy of target artifact token you control."
+1 more matching line
Mirage Mockery72%
$0.33↑#96300.00↓3.7 years↓
"• Create a token that's a copy of target artifact creature you control."
Masterful Replication72%
$0.29↑#8965↑0.36↑7.3 years
"• Create two 3/3 colorless Golem artifact creature tokens."
Ground Rift72%
$0.15↓#16466↓0.3120.0 years↑
"Storm When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies."
Photon Blast Barrage71%
$0.21↓#18468↓0.160.3 years↓
"When you cast this spell, copy it X times. You may choose new targets for the copies."
Brain Freeze70%
$1.79↑#776↑1.06↑23.4 years↑
"Storm When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies."
Reaping the Graves70%
$0.33↑#17291↓0.1923.4 years↑
"Storm When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies."