Turning life into mana, even colorless mana, is an insanely good deal
You had me going for a moment What I was surprised to read, however, is that it looks like you won, right

Sort Card Type Chatot #129Common $0.04 Chatot #74Common $0.38 Chatot #55Common $1.11 Chatot #95Common $0.39 Chatot #85Uncommon $0.39 Chatot #128Rare $0.29 Chatot #162Uncommon $0.20 Chatot #142Uncommon $0.06 Chatot #139Common $0.05 Chatot #112Common $0.04 Chatot #58Common $0.14 Chatot #53Common $0.17 Chatot #57Common $0.25 Chatot #78Common $0.80 Chatot #78Common $0.37 Chatot - 058/071 #58Common $0.07 Chatot - 081/071 #81Art Rare $3.20 Chatot - 132/162 #132Common $0.03 Chatot - 181/162 #181Illustration Rare $11.00 Chatot - 2008 (Dylan Lefavour) #55Common $1.24 Chatot - 2008 (Jason Klaczynski) #55Common $3.47 Chatot - 2008 (Paul Atanassov) #55Common $2.08 Chatot - 2009 (Stephen Silvestro) #55Common $1.65 Chatot - DP14 #DP14Promo $19.90 Chatot (Poke Ball Pattern) #58Common $0.53 Chatot (Team Plasma) #77Uncommon $0.36 Chatot G #54Uncommon $1.17 Chatot - DP14 #DP14Promo $19.90 Chatot - 181/162 #181Illustration Rare $11.00 Chatot - 2008 (Jason Klaczynski) #55Common $3.47 Chatot - 081/071 #81Art Rare $3.20 Chatot - 2008 (Paul Atanassov) #55Common $2.08 Chatot - 2009 (Stephen Silvestro) #55Common $1.65 Chatot - 2008 (Dylan Lefavour) #55Common $1.24 Chatot G #54Uncommon $1.17 Chatot #55Common $1.11 Chatot #78Common $0.80

any battle damage your opponent takes from attacks involving this card this turn is halved, also, change that monster's ATK to 0, and if you do, gain LP equal to its original ATK
You could cast Whitemane Lion over and over for just a single white mana each time, getting 1/1 Warriors and 4/4 Zombies
Look for the MEW set symbol and a card number formatted as XXX/165