People Are in Another World, and the Emperor's Armor Starts

[Armor of All Realms+Science Fiction+Apocalypse+Lord+Slow Heat+Plot] (In the early stage, single belt plus territory development, in the later stage, the armored legion swept) Zhang Tian accidentally traveled to a world where summoning armor was the mainstream fighting method, a continent so eroded by alien species that intelligent races could only huddle behind city walls. With the help of Golden Finger, Zhang Tian, ​​who was an ordinary person, gained the ability to summon the armor of all realms. He summoned the Emperor's Armor, armed himself with Super Beasts, and even became a Kamen Rider and Ultraman. Logically, he should be invincible, but he found that those creatures called alien species were getting stronger and stronger, while his own strength gradually stagnated... (This book contains a lot of homemade armor and concept art.)