Sheltering Ancient 
Creature — Treefolk
$1.62 #10922 0.24 20.1 years
Trample
Cumulative upkeep—Put a +1/+1 counter on a creature an opponent controls. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
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Cards similar to Sheltering Ancient expected a card that isn't here?
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"Trample"
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$0.09↓#23664↓0.2421.6 years↑
"Trample"
Volunteer Reserves80%
$0.19↓#29407↓0.00↓29.2 years↑
"Cumulative upkeep "
"
Wumpus Aberration80%
$0.13↓#20671↓0.202.2 years↓
"Trample"
Endless Wurm80%
$0.26↓#27292↓0.43↑27.9 years↑
"Trample"
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$0.04↓#31836↓0.59↑29.2 years↑
"Cumulative upkeep "
"
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$0.80↓#25852↓0.2229.6 years↑
"At the beginning of your upkeep, put a +1/+1 counter on each creature each opponent controls."
Phobian Phantasm78%
$0.13↓#31197↓0.57↑20.1 years
"Cumulative upkeep 
"
"
Gutwrencher Oni78%
$0.18↓#25308↓0.3121.9 years↑
"Trample"
Illusionary Wall78%
$0.21↓#25576↓0.00↓31.3 years↑
"Cumulative upkeep 
"
"
Illusionary Forces78%
$0.13↓#31478↓0.00↓31.3 years↑
"Cumulative upkeep "
"
Illusions of Grandeur77%
$16.46↑#103570.71↑31.3 years↑
"Cumulative upkeep 
"
"
Phyrexian Etchings76%
$0.26↓#22748↓0.00↓20.1 years
"Cumulative upkeep "
"
Earthen Goo76%
$0.18↓#31538↓0.08↓20.1 years
"Cumulative upkeep 
or "
or "
Lim-Dûl's Paladin76%
$0.26↓#28954↓0.1430.2 years↑
"Trample"
Balduvian Fallen76%
$0.15↓#31908↓0.2720.1 years
"Cumulative upkeep "
"
Evolutionary Escalation76%
$0.55↓#99860.12↓9.8 years↓
"At the beginning of your upkeep, put three +1/+1 counters on target creature you control and three +1/+1 counters on target creature an opponent controls."