
FlyingFlyingCan only be blocked by creatures with flying or reach.
LandfallLandfallAbility word: triggers whenever a land enters under your control. — Whenever a land you control enters, create a 0/2 red Dragon Egg creature token with defender and "When this token diesdiesA creature dies when it goes from the battlefield to a graveyard. Being exiled or returned to hand is not dying., create a 2/2 red Dragon creature token with flyingflyingCan only be blocked by creatures with flying or reach. and ': This token gets +1/+0 until end of turn.'"
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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.