|Seal of Wakening||Lvl 58000||Increases Ceus, Tomb Guardian's DPS by 1e1000%.||The rod housed within the tomb is said to wake the slumbering.||8.000e25502|
|The Day Watch||Lvl 180000||Increases Ceus, Tomb Guardian's DPS by 1e2300%.||Cadu guards the tomb under the bright veil of sunlight.||8.000e25502|
|Twin Snakes (Cadu)||Lvl 326000||Increases Ceus, Tomb Guardian's DPS by 1e2700%.||The pharaoh enshrined within the tomb believed that, just as a snake is renewed through the shedding of its skin, he would someday be reborn into this world.||8.000e25502|
|The Sunspear||Lvl 495000||Increases Ceus, Tomb Guardian's DPS by 1e3100%.||"There cannot exist shadows without light."||8.000e25502|
- All of Cadu's upgrades are for his brother, Ceus, Tomb Guardian. Being the elder, his upgrades come at a lower level and has lower effects than his brother's respective upgrades.
- Heroes tend to have a lower DPS/ Gold ratio at base (a.k.a. "efficiency") the stronger they get. However, Cadu and Ceus have a higher efficiency than any other hero before them, making them incredibly useful.
- The caduceus is the staff carried by Hermes in Greek mythology.