
FlyingFlyingCan only be blocked by creatures with flying or reach.
Each power-uppower-upActivate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn. ability of permanents you control can be activated an additional time.
Power-upPower-upActivate each power-up ability only . . . once? Reduce the cost by his mana cost if he entered this turn. — : Put two +1/+1 counters on Wonder Man. (Activate each power-up ability only . . . once? Reduce the cost by his mana cost if he entered this turn.)
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.