PHP Code:
new ent
while((ent = FindEntityByClassname(ent, "prop_physics_multiplayer")) != -1)
{
new String:m_ModelName[64]
GetEntPropString(ent, Prop_Data, "m_ModelName", m_ModelName, sizeof(m_ModelName))
if(StrContains(m_ModelName, "soccerball"))
{
AcceptEntityInput(ent, "Kill")
}
}