Pyroar #12Holo Rare $0.94 Krabby #13Common $0.25 Finneon #18Common $0.26 Totodile #15Common $0.39 Malamar EX #58Ultra Rare $2.77 Poochyena #53Common $0.35 Gliscor #47Rare $0.40 Mightyena #54Rare $0.78 Pumpkaboo #44Common $0.33 Swalot #38Rare $1.39 Chansey #3Holo Rare $62.91 Chansey #69Common $6.56 Chansey #3Holo Rare $92.07 Chansey #3Holo Rare $20.93 Chansey #31Uncommon $25.85 Chansey #72Uncommon $8.55 Chansey #19Rare $6.38 Chansey #20Rare $4.48 Chansey #76Common $1.35 Chansey #69Common $2.54 Pokemon 2-Player Starter Set (Revised Base Set Reprint Run) $249.50 Base Set Theme Deck - "Blackout" (Revised Base Set Reprint Run) Base Set Theme Deck - "Zap!" (Revised Base Set Reprint Run) $499.95 Base Set Theme Deck - "Brushfire" (Revised Base Set Reprint Run) Base Set Theme Deck - "Overgrowth" (Revised Base Set Reprint Run) $685.00 Base Set Booster Pack [Revised Unlimited Edition] $786.87 Base Set Booster Box [Revised Unlimited Edition] Base Set 2 - 2-Player CD-ROM Starter Set $176.60

The Support keyword allows characters to lend their strength to a different character for the turn
This was nearing $100 at one point, but it's plummeted, possibly due in part to showing up as a reskin on other bonus sheets outside Final Fantasy
Vigilance is better in multiplayer since you can attack the open player without becoming open yourself
It doesn't copy whether that permanent is tapped or untapped, whether it has any counters on it or Auras attached to it, or any noncopy effects that have changed its power, toughness, types, color, and so on
the Landscapes solve this neatly