Trample When Riparian Tiger enters the battlefield, you get {E}{E} (two energy counters). Whenever Riparian Tiger attacks, you may pay {E}{E}. If you do, it gets +2/+2 until end of turn.
NM-Mint - $0.25
Lightly Played - $0.23
Moderately Played - $0.20
Heavily Played - $0.17
Damaged - $0.13
NM-Mint Non English - $0.25
Lightly Played Non English - $0.23
Moderately Played Non English - $0.20
Heavily Played Non English - $0.17
Damaged Non English - $0.13