Suddenly your 4/4 is a 6/6 that gives all of your permanents hexproof - which is absurd on its own - and then also puts two +1/+1 counters on each of your creatures at the beginning of combat on your turn
Not you, not your foe's, and not yours either
Additionally, Lighting, Army of One has Lifelink, Trample, First Strike, and Staggering, which cause other damaging effects to double against an opponent or their permanents for one turn after she attacks
For example, playing this white human cleric into the next card means you can cast a 3-drop and then still end the turn with 1 energy
Combined with 2x acrylic sheets and 2x card protection foam sheets, this kit is designed to help collectors carefully restore the flatness of their cards
Limited players are stuck with Draft boosters, now replaced by Play boosters but that isnt necessarily a bad thing