You can fill rows horizontally, vertically, and diagonally
This gives you access to, at most, six new cards, two of which will spend time as colorless creatures that are also being buffed by Kozilek, the Broken Reality
That mash-up raises some rules questions

Scyther #87 (Shiny/ One Rainbow Star) Pineco #88 (Shiny/ One Rainbow Star) Phantump #89 (Shiny/ One Rainbow Star) Trevanant #90 (Shiny/ One Rainbow Star) Charmander #91 (Shiny/ One Rainbow Star) Charmeleon #92 (Shiny/ One Rainbow Star) Ponyta #93 (Shiny/ One Rainbow Star) Rapidash #94 (Shiny/ One Rainbow Star) Slowpoke #95 (Shiny/ One Rainbow Star) Pikachu #96 (Shiny/ One Rainbow Star) Raichu #97 (Shiny/ One Rainbow Star) Electrike #98 (Shiny/ One Rainbow Star) Hawlucha #99 (Shiny/ One Rainbow Star) Gastly #100 (Shiny/ One Rainbow Star) Haunter #101 (Shiny/ One Rainbow Star) Zorua #102 (Shiny/ One Rainbow Star) Zoroark #103 (Shiny/ One Rainbow Star) Forretress #104 (Shiny/ One Rainbow Star) Dratini #105 (Shiny/ One Rainbow Star) Dragonair #106 (Shiny/ One Rainbow Star) Dragonite #107 (Shiny/ One Rainbow Star) Axew #108 (Shiny/ One Rainbow Star) Fraxure #109 (Shiny/ One Rainbow Star) Haxorus #110 (Shiny/ One Rainbow Star) Rewards: 36 Wonder Hourglasses, 12 Pack Hourglasses and 10 Shop Tickets

Vaultborn Tyrant draws you cards, gains you life, and sticks around after dying in the form of an artifact creature token
The resulting creature is a 2/2 creature with ward that has no name, mana cost, or creature types